APA استشهاد

Dewey, M. (1979). Dewey decimal classification and relative index, Vol.2: Schedules (19.).

استشهاد بنمط شيكاغو

Dewey, Melvil. Dewey Decimal Classification and Relative Index, Vol.2: Schedules. 19. Forest Press, New York, 1979.

MLA استشهاد

Dewey, Melvil. Dewey Decimal Classification and Relative Index, Vol.2: Schedules. 19. 1979.